Manufacturer communications · 2025
Chevrolet bulletins dated 2025
174 communications, newest first. All Chevrolet bulletins →
Bulletins
| Number | Kind | Component | Dated | Model years |
|---|---|---|---|---|
| N252525760 | Service campaign | Unknown Or Other | Dec 17, 2025 | 2025 Equinox |
| N252531220 | Service campaign | Steering | Dec 16, 2025 | 2026 Equinox, 2025 Equinox |
| 653.40 | Over-the-air update | Unknown Or Other | Dec 16, 2025 | 2024 Colorado, 2025 Equinox, 2024 Equinox +2 |
| N242488190-01 | Service campaign | Unknown Or Other | Dec 10, 2025 | 2025 LOW CAB Forward 3500, 2025 LOW CAB Forward 4500 |
| A252528630 | Service campaign | Fuel/Propulsion System | Dec 9, 2025 | 2026 Trax |
| 625.42 | Over-the-air update | Unknown Or Other | Dec 9, 2025 | 2026 Corvette |
| 625.41 | Over-the-air update | Unknown Or Other | Dec 4, 2025 | 2025 Corvette, 2024 Corvette |
| N242438500-04 | Emissions | Fuel/Propulsion System | Nov 24, 2025 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIT5214G | Service bulletin | Unknown Or Other | Nov 20, 2025 | 2026 Blazer, 2025 Blazer, 2024 Blazer +275 |
| N252527780 | Service campaign | Unknown Or Other | Nov 20, 2025 | 2026 Silverado |
| N252521591-01 | Service campaign | Unknown Or Other | Nov 20, 2025 | 2026 Suburban, 2026 Tahoe |
| 653.10 | Over-the-air update | Unknown Or Other | Nov 20, 2025 | 2026 Blazer, 2025 Blazer, 2024 Blazer +3 |
| N252528020 | Service campaign | Steering | Nov 18, 2025 | 2026 Tahoe, 2025 Tahoe |
| N252507990 | Service campaign | Unknown Or Other | Nov 18, 2025 | 2025 Silverado, 2025 Silverado 2500HD, 2025 Silverado 3500HD +2 |
| 652.30 | Over-the-air update | Unknown Or Other | Nov 14, 2025 | 2025 Equinox, 2025 Silverado, 2024 Silverado +2 |
| N252527500 | Service campaign | Suspension | Nov 12, 2025 | 2026 Silverado 2500HD, 2025 Silverado 2500HD, 2026 Silverado 3500HD +1 |
| 653.50 | Over-the-air update | Unknown Or Other | Nov 7, 2025 | 2025 Equinox, 2024 Equinox |
| N252526151 | Service campaign | Fuel/Propulsion System | Nov 4, 2025 | 2025 Express |
| N252526150 | Service campaign | Fuel/Propulsion System | Nov 4, 2025 | 2025 Express, 2026 Silverado, 2026 Silverado 2500HD +3 |
| N252508360 | Warranty extension | Engine | Nov 3, 2025 | 2022 Malibu |
| N252521980-01 | Service campaign | Service Brakes | Oct 31, 2025 | 2024 Blazer, 2023 Colorado |
| 652.20 | Over-the-air update | Unknown Or Other | Oct 27, 2025 | 2025 Blazer, 2025 Equinox, 2025 Silverado +1 |
| N252499670 | Service campaign | Engine | Oct 23, 2025 | 2021 Trax |
| N252521980 | Service campaign | Service Brakes | Oct 22, 2025 | 2024 Blazer, 2023 Colorado |
| N25-F163BU | Over-the-air update | Unknown Or Other | Oct 22, 2025 | 2026 Silverado, 2025 Silverado, 2024 Silverado +2 |
| N252508350 | Service campaign | Engine | Oct 21, 2025 | 2021 Blazer |
| N252525920 | Service campaign | Unknown Or Other | Oct 20, 2025 | 2026 Silverado |
| N242484750-01 | Warranty extension | Engine | Oct 20, 2025 | 2022 Trailblazer |
| N242450640-01 | Warranty extension | Engine | Oct 20, 2025 | 2021 Trailblazer |
| N232401570 | Service campaign | Unknown Or Other | Oct 16, 2025 | 2024 Blazer, 2024 Silverado |
| N252517790 | Service campaign | Power Train | Oct 14, 2025 | 2026 Colorado, 2025 Colorado, 2025 Express +1 |
| N252523390 | Service campaign | Steering | Oct 9, 2025 | 2026 Silverado |
| N242454441 -03 | Service campaign | Power Train | Oct 9, 2025 | 2022 Silverado, 2021 Silverado, 2020 Silverado +10 |
| N252516700 | Service campaign | Unknown Or Other | Oct 7, 2025 | 2025 Silverado, 2024 Silverado |
| 22-NA-007 | Service bulletin | Engine And Engine Cooling, Electrical System | Oct 4, 2025 | 2019 Cruze, 2018 Cruze, 2017 Cruze +1 |
| N252516751 | Service campaign | Unknown Or Other | Oct 2, 2025 | 2025 Brightdrop 400, 2025 Brightdrop 600 |
| N252516750 | Service campaign | Unknown Or Other | Oct 2, 2025 | 2025 Brightdrop 400, 2025 Brightdrop 600 |
| A252515200 | Service campaign | Unknown Or Other | Oct 2, 2025 | 2024 Traverse |
| 652.50 | Over-the-air update | Unknown Or Other | Oct 1, 2025 | 2023 Silverado |
| N25-251670 | Over-the-air update | Unknown Or Other | Sep 30, 2025 | 2024 Silverado |
| N252518760 | Service campaign | Unknown Or Other | Sep 23, 2025 | 2025 Express |
| N252521400 | Service campaign | Unknown Or Other | Sep 17, 2025 | 2026 Silverado |
| N252507500 | Service campaign | Suspension | Sep 17, 2025 | 2025 Silverado |
| N252508341 | Service campaign | Engine | Sep 16, 2025 | 2022 Silverado, 2021 Silverado, 2023 Suburban +5 |
| N252508340 | Service campaign | Engine | Sep 16, 2025 | 2023 Silverado |
| 13598 | Other | Unknown Or Other | Sep 9, 2025 | 2026 Blazer, 2025 Blazer, 2024 Blazer +274 |
| N252510320 | Service campaign | Unknown Or Other | Sep 8, 2025 | 2024 Silverado, 2023 Silverado, 2024 Suburban +3 |
| N252510321-02 | Service campaign | Unknown Or Other | Sep 5, 2025 | 2024 Silverado, 2023 Silverado, 2022 Silverado +9 |
| N252510321-01 | Service campaign | Unknown Or Other | Sep 5, 2025 | 2024 Silverado, 2023 Silverado, 2022 Silverado +7 |
| N24-245213 | Over-the-air update | Unknown Or Other | Sep 3, 2025 | 2024 Colorado, 2023 Colorado, 2024 Silverado +1 |
| 625.10 | Over-the-air update | Unknown Or Other | Sep 3, 2025 | 2025 Blazer, 2024 Blazer |
| 625.30 | Over-the-air update | Unknown Or Other | Aug 29, 2025 | 2025 Corvette |
| 624.30 | Over-the-air update | Unknown Or Other | Aug 29, 2025 | 2024 Corvette |
| N252519910 | Service campaign | Service Brakes | Aug 27, 2025 | 2025 Blazer, 2025 Equinox |
| N252494250 | Service campaign | Wheels, Unknown Or Other | Aug 26, 2025 | 2025 Blazer, 2024 Blazer, 2025 Equinox +5 |
| N242482170-01 | Service campaign | Service Brakes | Aug 20, 2025 | 2024 Traverse |
| N252512530 | Service campaign | Unknown Or Other | Aug 18, 2025 | 2025 Tahoe |
| N25-F165AN | Over-the-air update | Unknown Or Other | Aug 18, 2025 | 2025 Colorado |
| N252510321 | Service campaign | Unknown Or Other | Aug 14, 2025 | 2024 Silverado, 2023 Silverado, 2022 Silverado +5 |
| 652.10 | Over-the-air update | Unknown Or Other | Aug 11, 2025 | 2025 Silverado, 2024 Silverado, 2025 Traverse +1 |
| 604.02 | Over-the-air update | Unknown Or Other | Aug 11, 2025 | 2024 Blazer |
| N25-251032 | Over-the-air update | Unknown Or Other | Aug 7, 2025 | 2024 Silverado, 2023 Silverado |
| N25-250403 | Over-the-air update | Unknown Or Other | Aug 7, 2025 | 2025 Silverado, 2024 Silverado, 2023 Silverado |
| N25-250380 | Over-the-air update | Unknown Or Other | Aug 7, 2025 | 2025 Silverado, 2024 Silverado, 2023 Silverado |
| N25-250307 | Over-the-air update | Unknown Or Other | Aug 7, 2025 | 2025 Silverado, 2024 Silverado, 2023 Silverado |
| N252517721 | Service campaign | Unknown Or Other | Aug 6, 2025 | 2026 Traverse |
| 652.40 | Over-the-air update | Unknown Or Other | Aug 5, 2025 | 2025 Silverado, 2024 Silverado |
| N252503960 | Service campaign | Unknown Or Other | Aug 2, 2025 | 2025 Colorado, 2024 Colorado, 2023 Colorado |
| N242480631-04 | Service campaign | Unknown Or Other | Jul 23, 2025 | 2022 Camaro, 2021 Camaro, 2020 Camaro |
| N242435630-05 | Service campaign | Unknown Or Other | Jul 23, 2025 | 2023 Corvette, 2024 Silverado, 2023 Silverado +6 |
| N24-248403 (V604.01) | Over-the-air update | Unknown Or Other | Jul 22, 2025 | 2024 Blazer |
| N252504660 | Service campaign | Unknown Or Other | Jul 21, 2025 | 2025 Silverado, 2025 Silverado 2500HD, 2025 Silverado 3500HD |
| N252512260 | Service campaign | Steering | Jul 17, 2025 | 2026 Silverado, 2025 Silverado, 2024 Silverado |
| N252502891 | Service campaign | Engine | Jul 16, 2025 | 2024 Blazer, 2024 Silverado, 2025 Brightdrop 600 |
| N252502890 | Service campaign | Engine | Jul 16, 2025 | 2025 Blazer, 2024 Blazer, 2025 Equinox +1 |
| N25-250378 (V652.20) | Over-the-air update | Unknown Or Other | Jul 9, 2025 | 2025 Equinox, 2024 Equinox |
| N25-249763 (V652.40) | Over-the-air update | Unknown Or Other | Jul 9, 2025 | 2025 Equinox, 2024 Equinox |
| N25-249372 (V652.30) | Over-the-air update | Unknown Or Other | Jul 9, 2025 | 2024 Equinox |
| N25-249372_1 (V652.30) | Over-the-air update | Unknown Or Other | Jul 9, 2025 | 2025 Equinox, 2024 Equinox |
| N252494220 | Service campaign | Service Brakes | Jun 26, 2025 | 2025 Corvette, 2025 Equinox |
| N252494003-01 | Service campaign | Power Train | Jun 26, 2025 | 2024 Silverado, 2023 Silverado, 2022 Silverado +9 |
| N252508800 | Service campaign | Suspension | Jun 24, 2025 | 2025 Silverado |
| N252494770-01 | Service campaign | Unknown Or Other | Jun 20, 2025 | 2025 Blazer, 2024 Blazer, 2023 Blazer +154 |
| N242480631-03 | Warranty extension | Unknown Or Other | Jun 18, 2025 | 2022 Camaro, 2021 Camaro, 2020 Camaro |
| N252494770 | Service campaign | Unknown Or Other | Jun 17, 2025 | 2025 Blazer, 2024 Blazer, 2023 Blazer +187 |
| N25-250020 | Over-the-air update | Unknown Or Other | Jun 17, 2025 | 2025 Colorado, 2026 Silverado 2500HD |
| N242452140-01 | Service campaign | Unknown Or Other | Jun 17, 2025 | 2025 Silverado, 2024 Silverado |
| N25-250322 | Over-the-air update | Unknown Or Other | Jun 16, 2025 | 2026 Equinox |
| N252506312 | Service campaign | Unknown Or Other | Jun 12, 2025 | 2025 Equinox |
| N252506311 | Service campaign | Unknown Or Other | Jun 12, 2025 | 2025 Equinox |
| N252506310 | Service campaign | Unknown Or Other | Jun 12, 2025 | 2025 Equinox |
| N252503850 | Warranty extension | Engine | Jun 10, 2025 | 2023 Traverse |
| N242451030-03 | Service campaign | Unknown Or Other | Jun 5, 2025 | 2023 Colorado |
| N25-F172AE | Over-the-air update | Unknown Or Other | May 28, 2025 | 2025 Blazer, 2024 Blazer, 2025 Colorado +7 |
| N242480631-02 | Service campaign | Power Train | May 27, 2025 | 2021 Camaro, 2020 Camaro |
| N252494003 | Service campaign | Engine | May 23, 2025 | 2024 Silverado, 2023 Silverado, 2022 Silverado +9 |
| N24-247054 | Over-the-air update | Unknown Or Other | May 23, 2025 | 2024 Blazer |
| N242480631-01 | Service campaign | Power Train | May 22, 2025 | 2022 Camaro, 2021 Camaro, 2020 Camaro |
| N242483540-01 | Service campaign | Power Train | May 21, 2025 | 2024 Silverado |
| N24-G172AE | Over-the-air update | Unknown Or Other | May 19, 2025 | 2025 Equinox |
| N24-248967 | Over-the-air update | Unknown Or Other | May 19, 2025 | 2025 Equinox, 2025 Suburban, 2025 Tahoe |
| N24-F172AE | Over-the-air update | Unknown Or Other | May 15, 2025 | 2024 Corvette |
| N232427510-02 | Service campaign | Unknown Or Other | May 15, 2025 | 2024 Blazer, 2023 Bolt EUV, 2022 Bolt EUV +9 |
| N252504200 | Service campaign | Unknown Or Other | May 7, 2025 | 2026 LOW CAB Forward 5500, 2025 LOW CAB Forward N Series |
| A252503090 | Service campaign | Unknown Or Other, Service Brakes | May 7, 2025 | 2025 Trax |
| N252503100 | Service campaign | Unknown Or Other | May 6, 2025 | 2025 Silverado, 2024 Silverado |
| N252502270 | Service campaign | Unknown Or Other | May 6, 2025 | 2025 Suburban, 2025 Tahoe |
| N25-250520 | Over-the-air update | Unknown Or Other | May 6, 2025 | 2025 Silverado, 2024 Silverado, 2024 Suburban +3 |
| N242451390-03 | Service campaign | Unknown Or Other | May 6, 2025 | 2025 Silverado, 2024 Silverado |
| N242487960-01 | Service campaign | Unknown Or Other | May 5, 2025 | 2025 Corvette, 2024 Corvette |
| N242468490-01 | Service campaign | Unknown Or Other | May 2, 2025 | 2025 Blazer, 2024 Blazer |
| N232427510-01 | Service campaign | Unknown Or Other | May 1, 2025 | 2024 Blazer, 2023 Bolt EUV, 2022 Bolt EUV +9 |
| N24-246898 | Over-the-air update | Unknown Or Other | Apr 29, 2025 | 2024 Equinox |
| N232427510 | Service campaign | Unknown Or Other | Apr 29, 2025 | 2024 Blazer, 2023 Bolt EUV, 2022 Bolt EUV +10 |
| N25-249456 | Over-the-air update | Unknown Or Other | Apr 22, 2025 | 2025 Blazer, 2024 Blazer |
| N242476670 | Service campaign | Unknown Or Other | Apr 15, 2025 | 2025 Corvette, 2024 Corvette |
| N242484500 | Service campaign | Structure | Apr 10, 2025 | 2024 Silverado |
| N242483540 | Service campaign | Power Train, Unknown Or Other | Apr 1, 2025 | 2024 Silverado |
| N25-249834 | Over-the-air update | Unknown Or Other | Mar 29, 2025 | 2024 Equinox, 2025 Silverado, 2024 Silverado |
| N242486220 | Service campaign | Unknown Or Other | Mar 28, 2025 | 2025 Silverado 2500HD, 2025 Silverado 3500HD |
| N242488800 | Service campaign | Unknown Or Other | Mar 26, 2025 | 2024 Corvette, 2021 Corvette |
| N24-247330 | Over-the-air update | Unknown Or Other | Mar 22, 2025 | 2025 Traverse |
| N25-249243 | Over-the-air update | Unknown Or Other | Mar 21, 2025 | 2025 Blazer |
| N242480630 | Service campaign | Unknown Or Other | Mar 21, 2025 | 2022 Camaro, 2021 Camaro, 2020 Camaro |
| N25-249332 | Over-the-air update | Unknown Or Other | Mar 19, 2025 | 2025 Equinox |
| N25-172AE | Over-the-air update | Unknown Or Other | Mar 19, 2025 | 2025 Corvette, 2025 Equinox, 2024 Equinox +1 |
| N242485840 | Service campaign | Unknown Or Other | Mar 19, 2025 | 2025 Equinox |
| N24-248897 | Over-the-air update | Unknown Or Other | Mar 19, 2025 | 2025 Brightdrop 400, 2025 Brightdrop 600 |
| N252492430 | Service campaign | Visibility/Wiper, Unknown Or Other | Mar 18, 2025 | 2025 Blazer, 2024 Blazer |
| N242483980 | Service campaign | Unknown Or Other | Mar 13, 2025 | 2025 Silverado, 2024 Silverado, 2024 Silverado 3500HD |
| N252495410 | Service campaign | Unknown Or Other | Mar 12, 2025 | 2025 Express |
| N222383021 | Service campaign | Unknown Or Other | Mar 12, 2025 | 2022 Silverado |
| N242484110 | Service campaign | Suspension | Mar 11, 2025 | 2025 Corvette |
| N242468490 | Service campaign | Unknown Or Other, Electrical System | Mar 10, 2025 | 2025 Blazer, 2024 Blazer |
| N242480631 | Service campaign | Power Train | Mar 7, 2025 | 2022 Camaro, 2021 Camaro, 2020 Camaro |
| N242447610 | Service campaign | Unknown Or Other | Mar 6, 2025 | 2024 Camaro, 2023 Camaro, 2022 Camaro +2 |
| N242486200 | Service campaign | Electrical System | Mar 4, 2025 | 2024 Equinox |
| N242478850 | Service campaign | Engine | Mar 3, 2025 | 2025 Equinox |
| N242452130 | Service campaign | Engine | Mar 3, 2025 | 2024 Colorado, 2023 Colorado, 2024 Silverado +1 |
| N242490010 | Service campaign | Unknown Or Other | Feb 27, 2025 | 2025 Blazer |
| N242482641 | Service campaign | Suspension | Feb 26, 2025 | 2024 Colorado |
| N242482640 | Service campaign | Suspension | Feb 26, 2025 | 2024 Colorado |
| N24-248092 | Over-the-air update | Unknown Or Other | Feb 24, 2025 | 2024 Equinox |
| N232429740 | Emissions | Engine | Feb 24, 2025 | 2023 Silverado 3500HD, 2022 Silverado 3500HD, 2021 Silverado 3500HD +4 |
| N232421261 | Service campaign | Unknown Or Other | Feb 24, 2025 | 2022 Bolt EUV, 2022 Bolt EV, 2021 Bolt EV +1 |
| N242489350 | Service campaign | Unknown Or Other | Feb 19, 2025 | 2025 Equinox |
| N242480200 | Service campaign | Unknown Or Other | Feb 19, 2025 | 2025 Silverado, 2025 Silverado 2500HD, 2025 Silverado 3500HD |
| N24-247143 | Over-the-air update | Unknown Or Other | Feb 18, 2025 | 2025 Equinox, 2025 Traverse, 2024 Traverse |
| N242488190 | Service campaign | Power Train | Feb 17, 2025 | 2025 LOW CAB Forward N Series |
| N24-245063 | Over-the-air update | Unknown Or Other | Feb 17, 2025 | 2022 Silverado |
| N23-242899 | Over-the-air update | Unknown Or Other | Feb 17, 2025 | 2024 Silverado |
| N242489790 | Service campaign | Unknown Or Other | Feb 13, 2025 | 2025 Silverado, 2025 Silverado 2500HD, 2025 Silverado 3500HD |
| N242486100 | Service campaign | Unknown Or Other | Feb 12, 2025 | 2024 Silverado |
| N242478860 | Service campaign | Engine | Feb 10, 2025 | 2025 Blazer |
| N242478720 | Service campaign | Unknown Or Other | Feb 10, 2025 | 2025 Brightdrop 400, 2025 Brightdrop 600 |
| N242456580 | Service campaign | Unknown Or Other | Feb 6, 2025 | 2025 Equinox |
| N242489010 | Service campaign | Fuel/Propulsion System | Feb 3, 2025 | 2025 Equinox |
| N242487960 | Service campaign | Electrical System | Feb 3, 2025 | 2025 Corvette |
| N242484760 | Service campaign | Engine | Feb 3, 2025 | 2021 Camaro |
| N232428991 | Service campaign | Unknown Or Other | Feb 3, 2025 | 2024 Silverado |
| 22-NA-244 | Warranty extension | Structure, Unknown Or Other | Jan 30, 2025 | 2025 Blazer, 2024 Blazer, 2023 Blazer +187 |
| N242450630 | Service campaign | Unknown Or Other | Jan 29, 2025 | 2022 Silverado |
| N242438530 | Service campaign | Engine | Jan 29, 2025 | 2024 Corvette |
| N242454441-02 | Service campaign | Power Train | Jan 28, 2025 | 2022 Silverado, 2021 Silverado, 2020 Silverado +11 |
| N242485780-01 | Service campaign | Steering | Jan 27, 2025 | 2024 Express, 2025 Silverado 2500HD, 2025 Silverado 3500HD |
| N242485780 | Service campaign | Steering | Jan 22, 2025 | 2024 Express, 2025 Silverado 2500HD, 2025 Silverado 3500HD |
| N242482060 | Service campaign | Unknown Or Other | Jan 22, 2025 | 2025 Silverado 2500HD, 2025 Silverado 3500HD |
| N24-248211 | Over-the-air update | Unknown Or Other | Jan 22, 2025 | 2025 Corvette |
| N242485320 | Service campaign | Unknown Or Other | Jan 21, 2025 | 2025 Silverado |
| N242451390-02 | Service campaign | Unknown Or Other | Jan 21, 2025 | 2025 Silverado, 2024 Silverado |
| N24-F172AD | Over-the-air update | Unknown Or Other | Jan 21, 2025 | 2025 Corvette |
| N242480580 | Service campaign | Unknown Or Other | Jan 15, 2025 | 2024 Colorado |
| N242484750 | Warranty extension | Engine | Jan 14, 2025 | 2022 Trailblazer |
| N242484740 | Service campaign | Unknown Or Other, Engine | Jan 14, 2025 | 2023 Blazer, 2022 Blazer, 2022 Silverado +1 |